EP 3645682 B1 20220803 - LUBRICATING COMPOSITION CONTAINING A SELF-ASSEMBLING POLYMETHACRYLATE BLOCK COPOLYMER AND AN ETHYLENE-ALPHA-OLEFIN COPOLYMER
Title (en)
LUBRICATING COMPOSITION CONTAINING A SELF-ASSEMBLING POLYMETHACRYLATE BLOCK COPOLYMER AND AN ETHYLENE-ALPHA-OLEFIN COPOLYMER
Title (de)
SCHMIERMITTELZUSAMMENSETZUNG MIT EINEM SELBSTANORDNENDEN POLYMETHACRYLAT-BLOCKCOPOLYMER UND EINEM ETHYLEN-ALPHA-OLEFIN-COPOLYMER
Title (fr)
COMPOSITION LUBRIFIANTE CONTENANT UN COPOLYMÈRE SÉQUENCÉ POLYMÉTHACRYLATE À AUTO-ASSEMBLAGE ET UN COPOLYMÈRE ÉTHYLÈNE-ALPHA-OLÉFINE
Publication
Application
Priority
- US 201762525352 P 20170627
- US 2018039316 W 20180625
Abstract (en)
[origin: WO2019005680A1] The invention provides a lubricating composition comprising an oil of lubricating viscosity and synergistic mixture of a functionalized ethylene-α-olefin copolymer, a poly(meth)acrylate block polymer having a substantially oil soluble block and a substantially oil insoluble block. The invention also provides a method of lubricating a mechanical device using such a lubricating composition.
IPC 8 full level
C10M 145/10 (2006.01); C08F 293/00 (2006.01); C10M 157/02 (2006.01); C10M 157/04 (2006.01); C10N 20/00 (2006.01); C10N 20/02 (2006.01); C10N 20/04 (2006.01); C10N 30/00 (2006.01); C10N 40/36 (2006.01)
CPC (source: EP US)
C08F 293/005 (2013.01 - EP); C10M 145/10 (2013.01 - EP); C10M 145/14 (2013.01 - US); C10M 149/02 (2013.01 - US); C10M 157/02 (2013.01 - EP); C10M 157/04 (2013.01 - EP US); C10M 169/041 (2013.01 - US); C08F 2438/03 (2013.01 - EP); C10M 2203/003 (2013.01 - US); C10M 2209/084 (2013.01 - EP US); C10M 2209/086 (2013.01 - EP); C10M 2213/04 (2013.01 - EP); C10M 2217/06 (2013.01 - EP US); C10N 2020/02 (2013.01 - EP); C10N 2020/04 (2013.01 - EP); C10N 2020/069 (2020.05 - EP); C10N 2020/071 (2020.05 - EP); C10N 2020/073 (2020.05 - EP US); C10N 2030/04 (2013.01 - US); C10N 2030/06 (2013.01 - US); C10N 2030/10 (2013.01 - US); C10N 2030/18 (2013.01 - US); C10N 2030/58 (2020.05 - EP); C10N 2040/04 (2013.01 - US); C10N 2040/08 (2013.01 - US); C10N 2040/10 (2013.01 - US); C10N 2040/25 (2013.01 - US); C10N 2040/36 (2013.01 - EP)
Designated contracting state (EPC)
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
DOCDB simple family (publication)
WO 2019005680 A1 20190103; CA 3068425 A1 20190103; CN 110997882 A 20200410; CN 110997882 B 20230808; EP 3645682 A1 20200506; EP 3645682 B1 20220803; US 11359159 B2 20220614; US 2020115649 A1 20200416
DOCDB simple family (application)
US 2018039316 W 20180625; CA 3068425 A 20180625; CN 201880053464 A 20180625; EP 18742658 A 20180625; US 201816626033 A 20180625